TDRSS lightcurve for Trigger=969823

Notes:

• 1) None of the TDRSS light curves are background subtracted.

GCN BAT Position Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 06 May 20 17:37:03 UT
NOTICE_TYPE:     Swift-BAT GRB Position
TRIGGER_NUM:     969823,   Seg_Num: 0
GRB_RA:          274.498d {+18h 18m 00s} (J2000),
                 274.791d {+18h 19m 10s} (current),
                 273.777d {+18h 15m 06s} (1950)
GRB_DEC:         -16.152d {-16d 09' 06"} (J2000),
                 -16.143d {-16d 08' 33"} (current),
                 -16.172d {-16d 10' 18"} (1950)
GRB_ERROR:       3.00 [arcmin radius, statistical only]
GRB_INTEN:       94 [cnts]    Image_Peak=25 [image_cnts]
TRIGGER_DUR:     0.004 [sec] 
TRIGGER_INDEX:   10009     E_range: 15-50 keV
BKG_INTEN:       20871 [cnts]
BKG_TIME:        63399.10 SOD {17:36:39.10} UT
BKG_DUR:         8 [sec]
GRB_DATE:        18975 TJD;   127 DOY;   20/05/06
GRB_TIME:        63409.98 SOD {17:36:49.98} UT
GRB_PHI:          71.59 [deg]
GRB_THETA:        12.67 [deg]
SOLN_STATUS:     0x3
RATE_SIGNIF:     24.97 [sigma]
IMAGE_SIGNIF:    7.41 [sigma]
MERIT_PARAMS:     +1  +0  +0  -8  +1  -2  +0  +1 +66  +0 
SUN_POSTN:        44.18d {+02h 56m 43s}  +16.81d {+16d 48' 36"}
SUN_DIST:        131.60 [deg]   Sun_angle= 8.6 [hr] (West of Sun)
MOON_POSTN:      215.77d {+14h 23m 04s}   -9.95d {-09d 57' 01"}
MOON_DIST:        57.66 [deg]
MOON_ILLUM:      99 [%]
GAL_COORDS:       14.80, -0.15 [deg] galactic lon,lat of the burst (or transient)
ECL_COORDS:      274.35,  7.22 [deg] ecliptic lon,lat of the burst (or transient)
COMMENTS:        SWIFT-BAT GRB Coordinates.  
COMMENTS:        This is a rate trigger.  
COMMENTS:        A point_source was found.  
COMMENTS:        This does not match any source in the on-board catalog.  
COMMENTS:        This does not match any source in the ground catalog.  
COMMENTS:        This is a GRB.  
COMMENTS:        This trigger occurred at longitude,latitude = 182.89,-1.79 [deg].  

GCN BAT Lightcurve Notice

TITLE:           GCN/SWIFT NOTICE
NOTICE_DATE:     Wed 06 May 20 17:56:26 UT
NOTICE_TYPE:     Swift-BAT GRB Lightcurve
TRIGGER_NUM:     969823,   Seg_Num: 0
GRB_RA:          274.498d {+18h 18m 00s} (J2000),
                 274.791d {+18h 19m 10s} (current),
                 273.777d {+18h 15m 06s} (1950)
GRB_DEC:         -16.152d {-16d 09' 06"} (J2000),
                 -16.143d {-16d 08' 33"} (current),
                 -16.172d {-16d 10' 18"} (1950)
GRB_DATE:        18975 TJD;   127 DOY;   20/05/06
GRB_TIME:        63410.17 SOD {17:36:50.17} UT
TRIGGER_INDEX:   10009
GRB_PHI:          71.59 [deg]
GRB_THETA:        12.67 [deg]
DELTA_TIME:      13.00 [sec]
TRIGGER_DUR:     0.004 [sec] 
SOLN_STATUS:     0x3
RATE_SIGNIF:     24.97 [sigma]
IMAGE_SIGNIF:    7.41 [sigma]
LC_URL:          sw00969823000msb.lc

Initial TDRSS lightcurve and spacecraft attitude plot

TDRSS lightcurve from T0-30 to T0+50 (zoom in)

TDRSS light curve from T0-1 to T0+2 (More zoom in)

1.6s binned TDRSS light curve

Extended TDRSS light curve and spacecraft attitude plot(s)

Extended TDRSS lc No.1

Extended TDRSS lc No.2

Extended TDRSS lc No.3

Extended TDRSS lc No.4

Plot creation:
Wed May  6 13:56:43 EDT 2020